typo fixes
freenode verification
delete freenode.txt
add ransack to the dependency list in README
#2708 Add skip_after_filter rails filter
fix translation for has_many 'delete' and 'remove'
Merge pull request #2715 from Clamoris/2708_add_skip_after_filter

#2708 Add skip_after_filter rails filter
Merge pull request #2719 from mindhalt/patch-2

Fix translation for has_many 'delete' and 'remove'
filter code style update
Just use permit_params methods instead long words
Merge pull request #2720 from WilliamZang/patch-2

Just use permit_params methods instead long words